[INFO] fetching crate scdlang_smcat 0.2.1... [INFO] testing scdlang_smcat-0.2.1 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate scdlang_smcat 0.2.1 into /workspace/builds/worker-78/source [INFO] validating manifest of crates.io crate scdlang_smcat 0.2.1 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate scdlang_smcat 0.2.1 [INFO] finished tweaking crates.io crate scdlang_smcat 0.2.1 [INFO] tweaked toml for crates.io crate scdlang_smcat 0.2.1 written to /workspace/builds/worker-78/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e2f373621ccda168114d8de344b322fde11c39ef20d3f73f8eb721a04c63449b [INFO] running `Command { std: "docker" "start" "-a" "e2f373621ccda168114d8de344b322fde11c39ef20d3f73f8eb721a04c63449b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e2f373621ccda168114d8de344b322fde11c39ef20d3f73f8eb721a04c63449b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e2f373621ccda168114d8de344b322fde11c39ef20d3f73f8eb721a04c63449b", kill_on_drop: false }` [INFO] [stdout] e2f373621ccda168114d8de344b322fde11c39ef20d3f73f8eb721a04c63449b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 4ad57092f94ce57e42806f64a367cbe8a434a2530ecc0534b12d98529a82fdc7 [INFO] running `Command { std: "docker" "start" "-a" "4ad57092f94ce57e42806f64a367cbe8a434a2530ecc0534b12d98529a82fdc7", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling syn v1.0.76 [INFO] [stderr] Compiling ident_case v1.0.1 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling strsim v0.10.0 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling maplit v1.0.2 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling rustversion v1.0.5 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling pest_meta v2.1.3 [INFO] [stderr] Compiling darling_core v0.13.0 [INFO] [stderr] Compiling pest_generator v2.1.3 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Compiling pest_derive v2.1.0 [INFO] [stderr] Compiling darling_macro v0.13.0 [INFO] [stderr] Compiling scdlang v0.2.1 [INFO] [stderr] Compiling darling v0.13.0 [INFO] [stderr] Compiling serde_with_macros v1.5.0 [INFO] [stderr] Compiling serde_json v1.0.67 [INFO] [stderr] Compiling serde_with v1.10.0 [INFO] [stderr] Compiling scdlang_smcat v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:38:34 [INFO] [stdout] | [INFO] [stdout] 38 | fn configure(&mut self) -> &mut Builder<'a> { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Builder<'a>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 57.11s [INFO] running `Command { std: "docker" "inspect" "4ad57092f94ce57e42806f64a367cbe8a434a2530ecc0534b12d98529a82fdc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4ad57092f94ce57e42806f64a367cbe8a434a2530ecc0534b12d98529a82fdc7", kill_on_drop: false }` [INFO] [stdout] 4ad57092f94ce57e42806f64a367cbe8a434a2530ecc0534b12d98529a82fdc7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 9cb7e7f77a6c892d382f8f08027185843c05f7da2216de13dd23b407855f2d41 [INFO] running `Command { std: "docker" "start" "-a" "9cb7e7f77a6c892d382f8f08027185843c05f7da2216de13dd23b407855f2d41", kill_on_drop: false }` [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:38:34 [INFO] [stdout] | [INFO] [stdout] 38 | fn configure(&mut self) -> &mut Builder<'a> { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Builder<'a>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling proc-macro-error-attr v1.0.4 [INFO] [stderr] Compiling proc-macro-error v1.0.4 [INFO] [stderr] Compiling extend v0.1.2 [INFO] [stderr] Compiling assert-json-diff v1.1.0 [INFO] [stderr] Compiling scdlang_smcat v0.2.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/lib.rs:38:34 [INFO] [stdout] | [INFO] [stdout] 38 | fn configure(&mut self) -> &mut Builder<'a> { [INFO] [stdout] | ^^^^^^^^^^^ help: use `dyn`: `dyn Builder<'a>` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 7.26s [INFO] running `Command { std: "docker" "inspect" "9cb7e7f77a6c892d382f8f08027185843c05f7da2216de13dd23b407855f2d41", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "9cb7e7f77a6c892d382f8f08027185843c05f7da2216de13dd23b407855f2d41", kill_on_drop: false }` [INFO] [stdout] 9cb7e7f77a6c892d382f8f08027185843c05f7da2216de13dd23b407855f2d41 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-78/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 226dbeaba47fba9e97bb29beac2a5d81c155f481cfa66cfd7d61933f60228d45 [INFO] running `Command { std: "docker" "start" "-a" "226dbeaba47fba9e97bb29beac2a5d81c155f481cfa66cfd7d61933f60228d45", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:38:34 [INFO] [stderr] | [INFO] [stderr] 38 | fn configure(&mut self) -> &mut Builder<'a> { [INFO] [stderr] | ^^^^^^^^^^^ help: use `dyn`: `dyn Builder<'a>` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `scdlang_smcat` (lib) generated 1 warning [INFO] [stderr] warning: `scdlang_smcat` (lib test) generated 1 warning (1 duplicate) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.21s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/scdlang_smcat-43f40f8ca8c3ac7e) [INFO] [stdout] [INFO] [stdout] running 6 tests [INFO] [stderr] Doc-tests scdlang_smcat [INFO] [stdout] test test::consecutive_insert_parse ... ok [INFO] [stdout] test test::eventful_transition ... ok [INFO] [stdout] test test::no_clear_cache ... ok [INFO] [stdout] test test::clear_cache ... ok [INFO] [stdout] test test::transient_transition ... ok [INFO] [stdout] test test::disable_semantic_error ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - Machine (line 20) - compile ... FAILED [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] [INFO] [stdout] ---- src/lib.rs - Machine (line 20) stdout ---- [INFO] [stdout] error[E0433]: failed to resolve: use of undeclared type `Machine` [INFO] [stdout] --> src/lib.rs:21:13 [INFO] [stdout] | [INFO] [stdout] 3 | let smcat = Machine::new(); [INFO] [stdout] | ^^^^^^^ not found in this scope [INFO] [stdout] | [INFO] [stdout] help: consider importing this struct [INFO] [stdout] | [INFO] [stdout] 2 | use scdlang_smcat::Machine; [INFO] [stdout] | [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `parser` in this scope [INFO] [stdout] --> src/lib.rs:24:1 [INFO] [stdout] | [INFO] [stdout] 6 | parser.parse("A -> B")?; [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] error[E0425]: cannot find value `parser` in this scope [INFO] [stdout] --> src/lib.rs:26:16 [INFO] [stdout] | [INFO] [stdout] 8 | println!("{}", parser.to_string()); [INFO] [stdout] | ^^^^^^ not found in this scope [INFO] [stdout] [INFO] [stdout] error[E0277]: the `?` operator can only be used in a function that returns `Result` or `Option` (or another type that implements `FromResidual`) [INFO] [stdout] --> src/lib.rs:24:23 [INFO] [stdout] | [INFO] [stdout] 2 | fn main() { #[allow(non_snake_case)] fn _doctest_main_src_lib_rs_20_0() { [INFO] [stdout] | ______________________________________- [INFO] [stdout] 3 | | let smcat = Machine::new(); [INFO] [stdout] 4 | | [INFO] [stdout] 5 | | smcat.configure().with_err_path("test.scl"); [INFO] [stdout] 6 | | parser.parse("A -> B")?; [INFO] [stdout] | | ^ cannot use the `?` operator in a function that returns `()` [INFO] [stdout] 7 | | [INFO] [stdout] 8 | | println!("{}", parser.to_string()); [INFO] [stdout] 9 | | } _doctest_main_src_lib_rs_20_0() } [INFO] [stdout] | |_- this function should return `Result` or `Option` to accept `?` [INFO] [stdout] | [INFO] [stdout] = help: the trait `FromResidual<_>` is not implemented for `()` [INFO] [stdout] note: required by `from_residual` [INFO] [stdout] [INFO] [stdout] error: aborting due to 4 previous errors [INFO] [stdout] [INFO] [stdout] Some errors have detailed explanations: E0277, E0425, E0433. [INFO] [stdout] For more information about an error, try `rustc --explain E0277`. [INFO] [stdout] Couldn't compile the test. [INFO] [stdout] [INFO] [stdout] failures: [INFO] [stdout] src/lib.rs - Machine (line 20) [INFO] [stdout] [INFO] [stdout] test result: FAILED. 0 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.34s [INFO] [stdout] [INFO] [stderr] error: test failed, to rerun pass '--doc' [INFO] running `Command { std: "docker" "inspect" "226dbeaba47fba9e97bb29beac2a5d81c155f481cfa66cfd7d61933f60228d45", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "226dbeaba47fba9e97bb29beac2a5d81c155f481cfa66cfd7d61933f60228d45", kill_on_drop: false }` [INFO] [stdout] 226dbeaba47fba9e97bb29beac2a5d81c155f481cfa66cfd7d61933f60228d45